BlackBerry Development Fundamentals by John M. Wargo

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By John M. Wargo

The BlackBerry phone is today’s number 1 cellular platform for the company and in addition a big hit with shoppers. previously, it’s been tricky for programmers to discover every little thing they should commence constructing new purposes for BlackBerry units. BlackBerry improvement Fundamentals is the answer: the 1st single-source consultant to all features of improvement for the BlackBerry platform.

 

This ebook completely stories the BlackBerry’s specific functions and obstacles, is helping you optimize your in advance layout offerings, and covers local rich-client purposes and Web-based cellular purposes for either enterprise and patron environments. In addition, it really is a good examine advisor for the BlackBerry qualified software Developer examination (BCX-810).

 

Coverage includes

  • The “hows,” “whys,” and top practices of BlackBerry development
  • Planning for and handling the BlackBerry platform’s restrictions
  • Selecting the proper improvement platform in your BlackBerry applications
  • Describing different paths any software can take to get to the knowledge it needs
  • Explaining the services supplied through the BlackBerry cellular info procedure (MDS)
  • Pushing program information to either company and customer BlackBerry units utilizing MDS, internet signs, and the BlackBerry Push APIs
  • Dealing with either the precise services and boundaries of the BlackBerry browser
  • Building, checking out, and debugging BlackBerry browser applications
  • Understanding the instruments on hand to Java developers
  • Using learn In Motion’s Java improvement instruments to construct, try out, and debug BlackBerry Java applications
  • Deploying BlackBerry Java applications

 

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Sample text

Com), and AccuWeather (www. com) MLB even released an application it created that allows fans to “watch” a game in progress directly from their BlackBerry smartphones. Viewers don’t get a video feed of the game, but they get a graphical representation of what is going on (through a picture of the field with indicators for which bases had men on). Using advanced browser capabilities (Asynchronous JavaScript and XML [AJAX] and XMLHTTPRequest), only changing data is sent to the mobile browser. 6 PUSH INSTEAD OF PULL The Enterprise Pressure The list of mobile-friendly consumer websites was added to this chapter to highlight that many of the sites consumers use on a daily basis have already been updated to support mobile devices.

The BlackBerry platform supports these two options for SSL: • Proxy SSL Mode: The SSL connection is made between the MDS Connection Service (MDS-CS) and the backend data source. The data between the device and MDS-CS is still encrypted using Triple-DES or AES, but the data is converted to SSL before it’s placed on the internal network. With this option, there is a brief moment in time where the data resides on the MDS server in an unencrypted state. This option is useful when you trust the integrity of the MDS server.

Although a developer can develop BlackBerry applications without knowing about all the connectivity options available to BlackBerry smartphones, it’s likely he will make decisions differently after he knows what’s available. The BlackBerry platform offers developers special abilities, ones that are not available with other platforms. This makes it easy for a BlackBerry smartphone to connect to any of the data it needs (provided that the user has wireless coverage and the necessary credentials, of course).

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